package com.atguigu.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.atguigu.common.to.es.SkuEsModel;
import com.atguigu.gulimall.search.config.GulimallElasticSearchConfig;
import com.atguigu.gulimall.search.constant.EsConstant;
import com.atguigu.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author: kaiyi
 * @create: 2020-08-27 16:01
 */
@Slf4j
@Service("productSaveService")
public class ProductSaveServiceImpl implements ProductSaveService {

  @Autowired
  RestHighLevelClient restHighLevelClient;

  @Override
  public Boolean prudoctStatusUp(List<SkuEsModel> skuEsModels) throws IOException {

    //保存到es
    // 1、给es中建立索引。product，建立好映射关系

    // 2、给es中保存这些数据
    // BulkRequest bulkRequest; RequestOptions options;
    BulkRequest bulkRequest = new BulkRequest();
    for(SkuEsModel model: skuEsModels){
      // 构造保存请求
      IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
      indexRequest.id(model.getSkuId().toString());
      String s = JSON.toJSONString(model);  // 转为json
      indexRequest.source(s, XContentType.JSON);

      bulkRequest.add(indexRequest);
    }

   BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);

   // TODO::如果批量错误
    boolean b = bulk.hasFailures();
    List<String> collect = Arrays.stream(bulk.getItems()).map(item ->{
      return item.getId();
    }).collect(Collectors.toList());

    log.error("商品上架成功：{}", collect);

    log.error("商品上架成功：{}", collect);

    return b;

  }
}
